In the deep-sea environment of the East Pacific Rise, where sunlight does not penetrate and the surroundings are known for their extreme temperatures, skull-crushing pressures, and toxic compounds, lives Riftia pachyptila, a giant hydrothermal vent tubeworm. Growing up to 6 feet tall with a deep-red plume, Riftia does not have a digestive system but thrives … Read more
The rapid increase in global industrialization in the past centuries has resulted in the disposal of excessive toxic pollutants into the environment, seriously threatening the aquatic ecosystem and human health. Peroxymonosulfate-based advanced oxidation processes (PMS-AOPs) are appealing techniques to treat these toxic pollutants. Leveraging diverse reactive oxygen species (ROS), AOPs are sought to oxidize or … Read more
Microbial ecology is the branch of ecology that studies the interactions between microorganisms and their environment, including other organisms, abiotic factors, and biogeochemical processes. Microorganisms, including bacteria, archaea, fungi, protists, and viruses, play essential roles in ecosystem dynamics, nutrient cycling, energy flow, and biogeochemical transformations. Understanding microbial ecology is crucial for elucidating the functioning of … Read more
The history of life on Earth spans billions of years, from the formation of our planet to the evolution of diverse life forms. This epic tale of biological evolution is intertwined with geological events, environmental changes, extinction events, and the emergence of complex organisms. The story of life on Earth is a testament to the … Read more
Cellular respiration is a fundamental biological process that occurs in living cells to generate energy in the form of adenosine triphosphate (ATP). This process involves the breakdown of organic molecules, such as glucose, through a series of biochemical reactions that release energy stored in chemical bonds. Cellular respiration is essential for the survival and functioning … Read more
Biochemistry is the branch of science that explores the chemical processes and molecules within living organisms. It delves into the structure, function, and interactions of biomolecules such as proteins, nucleic acids, carbohydrates, lipids, and metabolites, elucidating fundamental principles of life, cellular functions, biochemical pathways, and molecular mechanisms underlying biological processes. Proteins Proteins are essential biomolecules … Read more
The selective oxidation of aromatic C-H bonds has drawn significant attention in both industrial and fine chemistry due to its crucial role in converting readily- and cheaply-available aromatic hydrocarbons into high-value-added oxygenated products for diverse fields such as biology, medicine, fragrance, and agriculture. The traditional methods of acetophenone (ACP) production suffer from numerous limitations, such … Read more
Researchers have taken a significant step towards a cleaner future by developing a new catalyst that harnesses the power of sewage for efficient hydrogen production. This innovation, detailed in a recent study published in Advanced Functional Materials, addresses the crucial challenge of sluggish oxygen evolution during the hydrogen generation process. Hydrogen, a clean-burning fuel, has … Read more
The periodic table is a tabular arrangement of chemical elements, organized by their atomic number, electron configuration, and recurring chemical properties. It provides a systematic way to categorize and understand the behavior of elements based on their shared characteristics. Dmitri Mendeleev is credited with developing the first periodic table in 1869, arranging elements by their … Read more
Single-atom catalysts (SACs), due to their excellent catalytic activity, have been a hot topic in the field of energy catalysis. In SACs, the metal atoms are able to directly interact with the supports, thus maximizing the metal-support interface. The metal-support interactions (MSIs) largely affect the electronic properties of single-atom catalysts and catalytic performance. Currently, the … Read more
The search for sustainable and affordable energy conversion technologies has highlighted the importance of the oxygen reduction and oxygen evolution reactions (ORR and OER). These processes are crucial for the efficiency of devices such as fuel cells and electrolyzers but have traditionally relied on costly noble metals as catalysts. This dependency poses significant barriers to … Read more
A discovery in the field of catalysis has emerged from the laboratories of Professor Jaeheung Cho and his team in the Department of Chemistry at UNIST. Their pioneering work has led to the development of a copper(II)–alkylperoxo complex that could revolutionize the realms of synthetic chemistry and industrial applications. The study is published in ACS Catalysis. The … Read more
In a study published in the journal Science China Chemistry and led by Prof. Rengui Li (State Key Laboratory of Catalysis, Dalian Institute of Chemical Physics, Chinese Academy of Sciences), a distinct charge separation difference has been found via rationally tailoring the morphology symmetry of BiVO4 photocatalyst. Interestingly, for octahedral BiVO4 crystals, photogenerated electrons and … Read more
A groundbreaking catalyst with unparalleled oxidizing power has been unveiled by a research team affiliated with UNIST, promising to revolutionize multiple fields, including metal catalyst development and synthetic chemistry. This catalyst, a remarkable achievement in catalytic research, has the potential to drive significant advancements. Under the leadership of Professor Jaeheung Cho from the Department of … Read more
Polystyrene is a widespread plastic that is essentially not recyclable when mixed with other materials and is not biodegradable. In the journal Angewandte Chemie, a German research team has introduced a biohybrid catalyst that oxidizes polystyrene microparticles to facilitate their subsequent degradation. The catalyst consists of a specially constructed “anchor peptide” that adheres to polystyrene … Read more
Oxidative functionalization of hydrophobic compounds is an important research area from the perspective of effective utilization of natural resources and treatment and reuse of hazardous substances. However, a method that can facilitate such reactions has not been well established. To resolve this issue, the research team at University of Tsukuba has developed a “catch-and-release” mechanism … Read more